Rank	Countries/Territories	Count	Percent
1	United States	491	39.4%
2	China	390	31.3%
3	Japan	49	3.9%
4	India	34	2.7%
5	Czech Republic	30	2.4%
6	Korea, Republic of	29	2.3%
7	Germany	25	2%
8	United Kingdom	21	1.7%
9	Latvia	16	1.3%
10	Russia	16	1.3%
11	Singapore	14	1.1%
12	Brazil	13	1%
13	Taiwan	12	1%
14	Hong Kong	11	0.9%
15	Canada	9	0.7%
16	Thailand	9	0.7%
17	Netherlands	9	0.7%
18	Norway	8	0.6%
19	Italy	8	0.6%
20	Denmark	5	0.4%
21	Spain	5	0.4%
22	Australia	4	0.3%
23	Ireland	4	0.3%
24	France	4	0.3%
25	Argentina	3	0.2%
26	Indonesia	3	0.2%
27	Mexico	3	0.2%
28	Portugal	3	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Bangladesh	2	0.2%
31	Belgium	2	0.2%
32	Switzerland	2	0.2%
33	Turkey	2	0.2%
34	Uganda	2	0.2%
35	Philippines	1	0.1%
36	Poland	1	0.1%
37	New Zealand	1	0.1%
38	Lithuania	1	0.1%
39	Finland	1	0.1%
40	Cyprus	1	0.1%
41	Romania	1	0.1%